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BB-59 - 1 Inch, 3.9 Inch Pounds Spring Steel Compression Spring

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Regular compression spring in Spring Steel with 3 total coils and Closed & Ground ends. This spring features an O.D. of 1.375 Inch, an I.D. of 1.275 Inch, and a spring rate of 3.9 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name BB-59
Ends Closed & Ground
Finish None
Free Length 1 in
Inside Diameter 1.275 in
Material Spring Steel
Outside Diameter 1.375 in
Part Type Standard
Rate 3.9 lbs/in
SKU BB-59CS
Solid Length 0.15 in
Suggested Max Deflection 0.85 in
Suggested Max Load 3.3 lbf
Total Coils 3
Wire Diameter 0.05 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name BB-59
Ends Closed & Ground
Finish None
Free Length 25.4 mm
Inside Diameter 32.39 mm
Material Spring Steel
Outside Diameter 34.93 mm
Part Type Standard
Rate 0.68 N/mm
SKU BB-59CS
Solid Length 3.81 mm
Suggested Max Deflection 21.59 mm
Suggested Max Load 14.68 N
Total Coils 3
Wire Diameter 1.27 mm

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